Question: When did Mahmoud Abbas begin his job as the President of the State of Palestine?
Paraphrase: Mahmoud Abbas begun his job as the President of the State of Palestine on what date?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q127998 p:P39 ?s . ?s ps:P39 wd:Q3911022 . ?s pq:P580 ?value}